go-openlibrary/client/client_test.go

204 lines
4.9 KiB
Go

package client
import (
"errors"
"fmt"
"net/http"
"net/http/httptest"
"testing"
)
func testServer(expectedkey string) *httptest.Server {
return httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Query().Get("bibkeys") == "SPECIAL:MISSING" {
w.WriteHeader(http.StatusOK)
w.Write([]byte("{}"))
} else if r.URL.Query().Get("bibkeys") == expectedkey {
w.WriteHeader(http.StatusOK)
w.Write([]byte(fmt.Sprintf(exampleResponse, expectedkey)))
} else {
w.WriteHeader(http.StatusNotFound)
}
}))
}
func TestFetch(t *testing.T) {
r := testServer("ISBN:9780980200447")
defer r.Close()
c := Client{}
c.SetAPIPath(r.URL)
b, err := c.GetByISBN("9780980200447")
if err != nil {
t.Log(err)
t.Fail()
}
if b.Identifiers.Google[0] != "4LQU1YwhY6kC" {
t.Logf("wrong identifier in response: %s", b.Identifiers.Google[0])
t.Fail()
}
}
func TestFetchFailure(t *testing.T) {
r := testServer("ISBN:1234567890")
defer r.Close()
c := Client{}
c.SetAPIPath(r.URL)
_, err := c.GetByISBN("9780980200447")
if err == nil || !errors.Is(err, NetworkError) {
t.Logf("expected error, received nil: %v", err)
t.Fail()
}
}
func TestBookNotFound(t *testing.T) {
r := testServer("")
defer r.Close()
c := Client{}
c.SetAPIPath(r.URL)
_, err := c.GetByRawKey("SPECIAL:MISSING")
if err == nil || !errors.Is(err, NotFoundError) {
t.Logf("expected error, received nil: %v", err)
t.Fail()
}
}
func TestKeyRejections(t *testing.T) {
c := Client{}
cases := map[string][]string{
"ISBN": {"", "1", "12", "123", "1234", "12345", "123456", "1234567", "12345678", "123456789", "12345678901", "123456789012", "12345678901234"},
"OCLC": {""},
"LCCN": {""},
"OLID": {""},
}
for id, ts := range cases {
switch id {
case "ISBN":
for i := range ts {
_, err := c.GetByISBN(ts[i])
if !errors.Is(err, FormatError) {
t.Logf("%s received %v, expected %v", id, err, FormatError)
t.Fail()
}
}
case "OCLC":
for i := range ts {
_, err := c.GetByOCLC(ts[i])
if !errors.Is(err, FormatError) {
t.Logf("%s received %v, expected %v", id, err, FormatError)
t.Fail()
}
}
case "LCCN":
for i := range ts {
_, err := c.GetByLCCN(ts[i])
if !errors.Is(err, FormatError) {
t.Logf("%s received %v, expected %v", id, err, FormatError)
t.Fail()
}
}
case "OLID":
for i := range ts {
_, err := c.GetByOLID(ts[i])
if !errors.Is(err, FormatError) {
t.Logf("%s received %v, expected %v", id, err, FormatError)
t.Fail()
}
}
}
}
}
// example comes from the official API docs
var exampleResponse = `{
"%s": {
"publishers": [
{
"name": "Litwin Books"
}
],
"identifiers": {
"google": [
"4LQU1YwhY6kC"
],
"lccn": [
"2008054742"
],
"isbn_13": [
"9780980200447"
],
"amazon": [
"098020044X"
],
"isbn_10": [
"1234567890"
],
"oclc": [
"297222669"
],
"librarything": [
"8071257"
],
"project_gutenberg": [
"14916"
],
"goodreads": [
"6383507"
]
},
"classifications": {
"dewey_decimal_class": [
"028/.9"
],
"lc_classifications": [
"Z1003 .M58 2009"
]
},
"links": [
{
"url": "http://johnmiedema.ca",
"title": "Author's Website"
}
],
"weight": "1 grams",
"title": "Slow reading",
"url": "https://openlibrary.org/books/OL22853304M/Slow_reading",
"number_of_pages": 80,
"cover": {
"small": "https://covers.openlibrary.org/b/id/5546156-S.jpg",
"large": "https://covers.openlibrary.org/b/id/5546156-L.jpg",
"medium": "https://covers.openlibrary.org/b/id/5546156-M.jpg"
},
"subjects": [
{
"url": "https://openlibrary.org/subjects/books_and_reading",
"name": "Books and reading"
},
{
"url": "https://openlibrary.org/subjects/reading",
"name": "Reading"
}
],
"publish_date": "2009",
"authors": [
{
"url": "https://openlibrary.org/authors/OL6548935A/John_Miedema",
"name": "John Miedema"
}
],
"excerpts": [
{
"comment": "test purposes",
"text": "test first page"
}
],
"publish_places": [
{
"name": "Duluth, Minn"
}
]
}
}`